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WorksheetsForces and Motion/ Magnetism Quiz Review
Total questions: 60
Worksheet time: 5hrs 0mins
Name
Class
Date
1.
Which graph best represents a graph of a car travelling down a freeway at a CONSTANT speed?
a)
A
b)
B
c)
C
d)
D
2.
If forces acting on an object are balanced, then there _________ be a change in motion
a)
will
b)
will not
3.
The net force of the following diagram is
a)
620N→
b)
To the right→
c)
20N←
d)
balanced↔
4.
When an object is acted on by unbalanced forces, the object will
a)
continue in the same direction
b)
continue at the same speed
c)
accelerate in the direction of the unbalanced force
d)
will have no change in motion
5.
Roller coasters use potential and kinetic energy to move carts around the track. Which selection below organizes the points of potential energy from GREATEST to LEAST?
a)
6,4,1
b)
1,4,6
c)
2,3,5
d)
5,3,2
6.
Potential energy refers to objects that have ________________________ .
a)
changing chemically
b)
stored energy
c)
in motion
d)
changing electrically
7.
What is air resistance?
a)
friction in the air that slows things down
b)
when an airplane flies into a cloud
c)
when you feel the air hitting your face
8.
Why do we need friction?
a)
It helps objects go faster.
b)
It helps objects go up higher.
c)
It helps make objects go slower or stop.
9.
What is Friction?
a)
How much something weighs
b)
When 2 objects slide against each other
c)
How fast something is going
10.
If an object does not move at all, what does that mean about the forces acting on the object?
a)
The forces are balanced.
b)
The forces are unbalanced.
11.
What does this graph represent?
a)
Constant speed
b)
Acceleration
c)
Not moving
12.
This is an example of _____ because the object WILL move.
a)
Unbalanced Forces
b)
Balanced Forces
c)
Neither
13.
Which of the following metals can be magnetized?
a)
lead
b)
iron
c)
copper
d)
silver
14.
What is force?
a)
a type of energy
b)
an anchor
c)
a push or pull that causes an object to move, stop or change direction
d)
not here
15.
Which of these objects would be attracted to a magnet?
a)
nails
b)
wood
c)
paper
d)
gold
16.
Which force is so low that it causes the man to slip and fall?
a)
Gravity
b)
Friction
c)
Magnetism
d)
Motion
17.
What will happen when these magnets are brought close together?
a)
They will attract each other.
b)
They will repel each other.
c)
Both magnets will turn to the left
d)
Both magnets will turn to the right
18.
Magnets have a north and a south ___________
a)
shape
b)
color
c)
pole
d)
region
19.
Iron, Nickel and cobalt are all __________________ materials
a)
Shiny
b)
poles
c)
magnetic
d)
cold
20.
Where is the strongest attraction force of the magnet?
a)
at the poles
b)
in the middle
c)
above the magnet
d)
below the magnet
21.
What do the lines around this magnet represent?
a)
North Pole
b)
South Pole
c)
Magnetic Declination
d)
Magnetic Field
22.
The strongest part of a magnet is...
a)
the bars.
b)
the force field.
c)
the poles.
d)
the middle.
23.
How is a permanent magnet DIFFERENT from a temporary magnet?
a)
A permanent magnet attracts materials made of iron.
b)
A permanent magnet has poles.
c)
A permanent magnet has a magnetic field.
d)
A permanent magnet keeps its magnetism for a long time.
24.
A magnet cannot not move which of the following objects?
a)
a paper clip
b)
a nail
c)
a toothpick
d)
a staple
25.
Earth acts like a giant magnet because its center is made up MOSTLY of
a)
granite
b)
limestone
c)
iron
d)
nickel
26.
True or False: All metals stick to magnets.
a)
True
b)
False
27.
It is possible for a magnet to have only one pole.
a)
True
b)
False
28.
Why does a compass needle point north?
a)
The compass is a bar magnet
b)
Because north is up
c)
Because it's magic
d)
It lines up with the Earth's magnetic field
29.
What characteristics do magnetic substances have?
a)
They can give you a "shock" when you touch them
b)
They can push or pull objects without touching them
c)
They are always black and cold to touch
d)
They fall faster than other objects when you drop them
30.
To attract means....
a)
The part of the magnet where the force is the strongest
b)
A force created by magnets that pulls some metals
c)
To Pull towards
d)
An object able to pull some metals towards itself
31.
To repel means....
a)
To push away
b)
A force created by magnets that pulls some metals
c)
To Pull towards
d)
An object able to pull some metals towards itself
32.
The lines on this image are called...
a)
magnetic field lines
b)
iron fillings
c)
graphite lines
d)
none of these
33.
Magnetic NORTH is actually geographic _________
a)
SOUTH
b)
NORTH
c)
EAST
d)
WEST
34.
The force of magnetism can go through many materials.
a)
True
b)
False
35.
Magnetism is generated by moving
a)
protons.
b)
electrons.
c)
neutrons.
d)
elements.
36.
Magnetism is a type of ____________
a)
force
b)
book
c)
plant
d)
animal
37.
The magnet's shown will
a)
not move
b)
attract
c)
repel
d)
all of the above
38.
If you cut a magnet in half, what happens to the poles?
a)
One half gets the North Pole, the other half gets the South Pole
b)
Both halves get only a North Pole
c)
Both halves get only a South Pole
d)
Both halves get a North pole and a South Pole
39.
As the distance between two magnets increases (they get farther apart), the force between them:
a)
Increases
b)
Decreases
c)
Stays the Same
40.
When magnetic field lines are drawn, how do they look?
a)
straight lines
b)
criss-crossed lines like X's
c)
curved lines from N to S pole and outwards
d)
lines extending outward in all directions like drawing the Sun
41.
What is Magnetism?
a)
A Tesla car
b)
An Electric Magnet
c)
A Force where objects are attracted to each other or repelled
d)
A magical force
42.
Which of these things are NOT attracted to a magnet?
a)
paper clip
b)
nail
c)
rubber band
d)
scissors
43.
When "like" poles meet, they ______________.
a)
Attract
b)
Pull
c)
Repel
d)
Melt
44.
A magnet will attract ...
a)
b)
c)
d)
45.
A magnet will NOT attract ...
a)
b)
c)
d)
46.
Are the magnetic field lines in the picture correct?
a)
Yes, because they point from north to south.
b)
No, because they point from north to south (they're supposed to go the other way).
c)
Yes, because the North pole is on the left in all pictures.
d)
No, because the North pole is on the left in all pictures (it's supposed to be on the right).
47.
Looking at the field lines in this picture, these two magnets are ________
a)
Attracting
b)
Repelling
c)
Attracting and Repelling
d)
Doing nothing
48.
A ________ is a device that has a magnet on a needle that spins freely. It is used for navigation because its needle usually points north.
a)
calculator
b)
ruler
c)
compass
d)
map
49.
kinetic energy
a)
the energy that an object has because it is moving
b)
the space around a magnet in which magnetic forces can act on objects
c)
one of the two opposite ends of a magnet
d)
the energy that is stored in an object or system
50.
variable
a)
something that can be changed and may be measured
b)
to move from one object to another or one place to another
c)
a set of interacting parts forming a complex whole
d)
to push objects away from each other
51.
potential energy
a)
the energy that is stored in an object or system
b)
to provide evidence that goes against a claim
c)
a set of interacting parts forming a complex whole
d)
something that can be changed and may be measured
52.
Which of the following IS NOT a depiction of magnetic field lines?
a)
b)
c)
d)
53.
The amount of matter in an object
a)
weight
b)
force
c)
gravity
d)
mass
54.
What pulls a ball back to earth?
a)
Gas
b)
Gravity
c)
Friction
d)
Molecules
55.
If you put a magnet with two of the same poles near each other, they...
a)
attract (move closer)
b)
repel (move away)
56.
If you put a magnet with two different poles together, they...
a)
repel (move away)
b)
attract (move closer)
57.
Which is not a property of a magnet?
a)
all magnets have two poles
b)
all magnets have a force of attraction or repulsion
c)
all magnets are surrounded by a magnetic field
d)
all magnets can be turned off
58.
Where are the magnetic force the strongest in this picture?
a)
Location 1
b)
Location 2
c)
Location 3
d)
Location 4
59.
What is responsible for creating a magnetic field around Earth?
a)
Earth's crust
b)
Earth's iron core
c)
Earth's mantle
d)
Earth's atmosphere
60.
Why are these magnets not touching?
a)
They are like poles and are repelling
b)
They are opposite poles and are repelling
c)
There is an electric field
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